The scale of that spending has already shown up in Tesla's quarterly results. Tesla's $2 Billion Bet on xAIBeyond its own operations, Tesla has also directed capital toward Musk's separate artificial intelligence venture. Notably, that spending sits entirely outside Tesla's separate $25 billion capital expenditure guidance for 2026, meaning the company's total investment exposure this year is considerably larger than the headline capex figure suggests. SpaceX's Own Massive SpendingSeparately from its involvement in Terafab, SpaceX has been ramping up its own capital spending significantly, particularly tied to its AI computing ambitions. With Terafab construction just beginning and Tesla's capital spending still climbing through the back half of the year, the full scope of Musk's 2026 financial commitments across his business empire is likely to continue expanding in the months ahead.